159938446 has 4 divisors (see below), whose sum is σ = 239907672. Its totient is φ = 79969222.

The previous prime is 159938437. The next prime is 159938459. The reversal of 159938446 is 644839951.

It is a happy number.

159938446 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 159938446.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39984610 + ... + 39984613.

It is an arithmetic number, because the mean of its divisors is an integer number (59976918).

Almost surely, 2^159938446 is an apocalyptic number.

159938446 is a deficient number, since it is larger than the sum of its proper divisors (79969226).

159938446 is an equidigital number, since it uses as much as digits as its factorization.

159938446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79969225.

The product of its digits is 933120, while the sum is 49.

The square root of 159938446 is about 12646.6772711254. The cubic root of 159938446 is about 542.8138963636.

The spelling of 159938446 in words is "one hundred fifty-nine million, nine hundred thirty-eight thousand, four hundred forty-six".